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Finding the Fourth Proportional to 9,815.01, 14,722.64 and 5,441.01

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Solution

The fourth proportional to 9,815.01, 14,722.64 and 5,441.01 is: 8,161.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,815.01 : 14,722.64 = 5,441.01 : x
  2. Step 2: Convert to fraction form
    9,815.01/14,722.64 = 5,441.01/x
  3. Step 3: Cross multiply
    9,815.01x = 14,722.64 × 5,441.01
  4. Step 4: Simplify right side
    9,815.01x = 80,106,004.26
  5. Step 5: Solve for x
    x = 80,106,004.26/9,815.01
  6. Step 6: Final answer
    x = 8,161.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.